EP1028556A3 - Diversité d'espace et temps pour WCDMA - Google Patents

Diversité d'espace et temps pour WCDMA Download PDF

Info

Publication number
EP1028556A3
EP1028556A3 EP00102227A EP00102227A EP1028556A3 EP 1028556 A3 EP1028556 A3 EP 1028556A3 EP 00102227 A EP00102227 A EP 00102227A EP 00102227 A EP00102227 A EP 00102227A EP 1028556 A3 EP1028556 A3 EP 1028556A3
Authority
EP
European Patent Office
Prior art keywords
signal
wcdma
space
time diversity
reference signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP00102227A
Other languages
German (de)
English (en)
Other versions
EP1028556A2 (fr
EP1028556B1 (fr
Inventor
Ganesh Anand Dabak
Timothy M. Schmidl
Srinath Hosur (Nmi)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of EP1028556A2 publication Critical patent/EP1028556A2/fr
Publication of EP1028556A3 publication Critical patent/EP1028556A3/fr
Application granted granted Critical
Publication of EP1028556B1 publication Critical patent/EP1028556B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
EP00102227A 1999-02-12 2000-02-11 Diversité d'espace et temps pour WCDMA Expired - Lifetime EP1028556B1 (fr)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US373855 1989-06-29
US120609 1993-09-13
US11973299P 1999-02-12 1999-02-12
US119732 1999-02-12
US119732P 1999-02-12
US12060999P 1999-02-18 1999-02-18
US120609P 1999-02-18
US09/373,855 US6728302B1 (en) 1999-02-12 1999-08-13 STTD encoding for PCCPCH

Publications (3)

Publication Number Publication Date
EP1028556A2 EP1028556A2 (fr) 2000-08-16
EP1028556A3 true EP1028556A3 (fr) 2002-07-24
EP1028556B1 EP1028556B1 (fr) 2005-05-04

Family

ID=27382359

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00102227A Expired - Lifetime EP1028556B1 (fr) 1999-02-12 2000-02-11 Diversité d'espace et temps pour WCDMA

Country Status (4)

Country Link
US (3) US6728302B1 (fr)
EP (1) EP1028556B1 (fr)
JP (1) JP2000269868A (fr)
DE (1) DE60019830T2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6728302B1 (en) 1999-02-12 2004-04-27 Texas Instruments Incorporated STTD encoding for PCCPCH

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1065800A1 (fr) * 1999-07-02 2001-01-03 Lucent Technologies Inc. Système AMCR avec de canaux pilotes améliorés
JP3419726B2 (ja) * 2000-02-03 2003-06-23 松下電器産業株式会社 メモリ回路および同期検波回路
EP1303924A2 (fr) * 2000-02-29 2003-04-23 Inari, Inc. Systeme et procede relatifs a l'utilisation d'un reseau faisant appel aux lignes de transport de l'electricite pour la transmission de donnees a debit eleve
US7149253B2 (en) * 2000-03-21 2006-12-12 Texas Instruments Incorporated Wireless communication
US7020072B1 (en) * 2000-05-09 2006-03-28 Lucent Technologies, Inc. Orthogonal frequency division multiplexing transmit diversity system for frequency-selective fading channels
GB2364210A (en) * 2000-06-30 2002-01-16 Nokia Oy Ab Diversity receiver and method of receiving a multi carrier signal
EP1720277B1 (fr) * 2000-07-05 2017-09-27 Sony Deutschland Gmbh Schéma de symboles pilotes pour plusieurs antennes dans un système OFDM
KR100663441B1 (ko) 2000-10-02 2007-01-02 삼성전자주식회사 협대역 시분할 듀플렉싱 부호분할다중접속 통신시스템에서 전송 다이버시티 사용 여부 보고방법 및 장치
CA2323164A1 (fr) 2000-10-11 2002-04-11 Ramesh Mantha Methode, systeme et appareil pour ameliorer la reception des systemes de communication a acces multiple
KR100663454B1 (ko) 2000-10-30 2007-01-02 삼성전자주식회사 이동통신시스템에서 주 정보 블록 전송 위치 보고방법
US20020110108A1 (en) * 2000-12-07 2002-08-15 Younglok Kim Simple block space time transmit diversity using multiple spreading codes
US7257179B2 (en) 2001-03-06 2007-08-14 Research In Motion Limited Method and apparatus for frequency tracking in a space time transmit diversity receiver
KR100403743B1 (ko) * 2001-04-14 2003-10-30 삼성전자주식회사 이동통신시스템에서 프레임 동기 획득 장치 및 방법
JP3814502B2 (ja) * 2001-08-09 2006-08-30 松下電器産業株式会社 干渉除去装置及び干渉除去方法
KR100401954B1 (ko) * 2001-11-01 2003-10-17 한국전자통신연구원 기지국의 시공 전송 다이버시티 부호화 사용 여부 판정장치 및 그 방법
WO2003081835A1 (fr) * 2002-03-22 2003-10-02 Huawei Technologies Co., Ltd. Procede de reception a auto-adaptation de la diversite de transmission spatio-temporelle ponderee et systeme associe
EP1489772B1 (fr) 2002-03-22 2014-09-10 Huawei Technologies Co., Ltd. Procede de diversite de transmission espace-temps pondere auto-adaptatif et systeme correspondant
US7649967B2 (en) * 2002-10-11 2010-01-19 Telefonaktiebolaget L M Ericsson (Publ) Method and device for estimating a signal to interference ratio (SIR) in wideband code division multiple access (WCDMA) systems
DE10250861B4 (de) * 2002-10-31 2007-01-04 Infineon Technologies Ag Verfahren und Vorrichtungen zur Detektion des TX-Diversity-Modes für Mobilfunkempfänger
US6970713B2 (en) * 2003-07-09 2005-11-29 Interdigital Technology Corporation Method and system wherein timeslots allocated for common control channels may be reused for user traffic
JP2005110130A (ja) * 2003-10-01 2005-04-21 Samsung Electronics Co Ltd 共通チャネル伝送システム、共通チャネル伝送方法及び通信プログラム
DE10347985B4 (de) * 2003-10-15 2005-11-10 Infineon Technologies Ag Verfahren und Vorrichtung zur Erkennung von Sendeantennendiversität im Empfänger sowie zur Scrambling-Code-Indentifizierung
GB2410396A (en) * 2004-01-20 2005-07-27 Ubinetics Ltd Pilot signal manipulation in transmit diversity communications
EP1929660B1 (fr) * 2005-09-28 2014-08-06 LG Electronics Inc. Procede d'identification d'un signal code spatio-temporel dans un systeme de communication sans fil
WO2008044888A1 (fr) * 2006-10-11 2008-04-17 Posdata Co., Ltd. Dispositif et procédé permettant d'estimer une voie dans un système de communication sans fil fondé sur ofdm/ofdma
JP4465374B2 (ja) * 2007-08-14 2010-05-19 株式会社エヌ・ティ・ティ・ドコモ 無線通信システム、基地局装置及び送信方法
US8254595B2 (en) * 2008-03-25 2012-08-28 Qualcomm Incorporated System and method of companding an input signal of an energy detecting receiver
US8565775B2 (en) * 2008-06-25 2013-10-22 Qualcomm Incorporated Methods and apparatus for common channel cancellation in wireless communications
WO2012026869A1 (fr) * 2010-08-23 2012-03-01 Telefonaktiebolaget L M Ericsson (Publ) Dispositifs et procédés d'émission/réception d'instructions pour transmission de liaison montante dans un système wcdma
CN103379607B (zh) * 2012-04-17 2018-01-30 中兴通讯股份有限公司 Td‑hspa+终端设备的增益控制方法和装置
CN111313940B (zh) * 2020-02-12 2022-05-06 惠州Tcl移动通信有限公司 一种mimo系统和mimo系统区分信号的方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0756387A2 (fr) * 1995-07-25 1997-01-29 Nokia Mobile Phones Ltd. Système d'acquisition sérielle avec seuil adaptatif et décision optimale pour système à spectre étalé
WO1998019405A1 (fr) * 1996-10-30 1998-05-07 Qualcomm Incorporated Procede et appareil pour determiner le debit de transmission de donnees
US5867478A (en) * 1997-06-20 1999-02-02 Motorola, Inc. Synchronous coherent orthogonal frequency division multiplexing system, method, software and device
WO1999029046A1 (fr) * 1997-12-04 1999-06-10 Telefonaktiebolaget Lm Ericsson (Publ) Procede et appareil de mesure de puissance a moyenne coherente des mesures

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983981A (en) * 1989-02-24 1991-01-08 Hazeltine Corporation Active array element amplitude stabilization
US5088113A (en) * 1990-01-02 1992-02-11 At&T Bell Laboratories Diversity coded modulation
DE69129768T2 (de) * 1990-03-30 1999-02-25 Nec Corp., Tokio/Tokyo Störungsunempfindlicher Raumdiversityempfänger
US5812639A (en) * 1994-12-05 1998-09-22 Bell Atlantic Network Services, Inc. Message communication via common signaling channel
US5475677A (en) * 1994-12-29 1995-12-12 Bell Communications Research Inc. Compatible licensed and unlicensed band portable handset unit for TDMA wireless communications system
JP2751869B2 (ja) * 1995-04-28 1998-05-18 日本電気株式会社 送信ダイバシティ方式
US5991282A (en) * 1997-05-28 1999-11-23 Telefonaktiebolaget Lm Ericsson Radio communication system with diversity reception on a time-slot by time-slot basis
US6501803B1 (en) * 1998-10-05 2002-12-31 At&T Wireless Services, Inc. Low complexity maximum likelihood detecting of concatenated space codes for wireless applications
US6188736B1 (en) * 1997-12-23 2001-02-13 At&T Wireless Svcs. Inc. Near-optimal low-complexity decoding of space-time codes for fixed wireless applications
US6389085B1 (en) * 1998-01-14 2002-05-14 Wavecom Electronics Inc. Receiver combiner for spatial diversity digital communications
US6363104B1 (en) * 1998-10-02 2002-03-26 Ericsson Inc. Method and apparatus for interference cancellation in a rake receiver
US6643338B1 (en) * 1998-10-07 2003-11-04 Texas Instruments Incorporated Space time block coded transmit antenna diversity for WCDMA
US6304750B1 (en) * 1998-11-06 2001-10-16 Lucent Technologies Inc. Space-time diversity receiver for wireless systems
US6728302B1 (en) 1999-02-12 2004-04-27 Texas Instruments Incorporated STTD encoding for PCCPCH
US6317411B1 (en) * 1999-02-22 2001-11-13 Motorola, Inc. Method and system for transmitting and receiving signals transmitted from an antenna array with transmit diversity techniques
US6393073B1 (en) * 1999-06-28 2002-05-21 Raytheon Company Method of frequency offset estimation and correction for adaptive antennas
US7324617B1 (en) * 2003-03-24 2008-01-29 National Semiconductor Corporation Apparatus and method for detecting downlink transmit diversity at a mobile device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0756387A2 (fr) * 1995-07-25 1997-01-29 Nokia Mobile Phones Ltd. Système d'acquisition sérielle avec seuil adaptatif et décision optimale pour système à spectre étalé
WO1998019405A1 (fr) * 1996-10-30 1998-05-07 Qualcomm Incorporated Procede et appareil pour determiner le debit de transmission de donnees
US5867478A (en) * 1997-06-20 1999-02-02 Motorola, Inc. Synchronous coherent orthogonal frequency division multiplexing system, method, software and device
WO1999029046A1 (fr) * 1997-12-04 1999-06-10 Telefonaktiebolaget Lm Ericsson (Publ) Procede et appareil de mesure de puissance a moyenne coherente des mesures

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
ALAMOUTI S M: "A simple transmit diversity technique for wireless communications", IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS, IEEE INC. NEW YORK, US, VOL. 16, NR. 8, PAGE(S) 1451-1458, ISSN: 0733-8716, XP002100058 *
AUER G ET AL: "Mobile channel estimation for decision directed RAKE receivers operating in fast fading radio channels", SPREAD SPECTRUM TECHNIQUES AND APPLICATIONS, 1998. PROCEEDINGS., 1998 IEEE 5TH INTERNATIONAL SYMPOSIUM ON SUN CITY, SOUTH AFRICA 2-4 SEPT. 1998, NEW YORK, NY, USA,IEEE, US, PAGE(S) 576-579, ISBN: 0-7803-4281-X, XP010307565 *
BENELLI G: "TWO NEW CODING TECHNIQUES FOR DIVERSITY COMMUNICATION SYSTEMS", IEEE TRANSACTIONS ON COMMUNICATIONS, IEEE INC. NEW YORK, US, VOL. 38, NR. 9, PAGE(S) 1530-1538, ISSN: 0090-6778, XP000173221 *
TAROKH V ET AL: "New detection schemes for transmit diversity with no channel estimation", UNIVERSAL PERSONAL COMMUNICATIONS, 1998. ICUPC '98. IEEE 1998 INTERNATIONAL CONFERENCE ON FLORENCE, ITALY 5-9 OCT. 1998, NEW YORK, NY, USA,IEEE, US, PAGE(S) 917-920, ISBN: 0-7803-5106-1, XP010315028 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6728302B1 (en) 1999-02-12 2004-04-27 Texas Instruments Incorporated STTD encoding for PCCPCH

Also Published As

Publication number Publication date
US6728302B1 (en) 2004-04-27
US8059746B2 (en) 2011-11-15
US20040252796A1 (en) 2004-12-16
JP2000269868A (ja) 2000-09-29
US7555068B2 (en) 2009-06-30
DE60019830T2 (de) 2006-01-26
US20090279634A1 (en) 2009-11-12
EP1028556A2 (fr) 2000-08-16
EP1028556B1 (fr) 2005-05-04
DE60019830D1 (de) 2005-06-09

Similar Documents

Publication Publication Date Title
EP1028556A3 (fr) Diversité d'espace et temps pour WCDMA
EP0961402A3 (fr) Un émetteur
WO1999006845A3 (fr) Circuit de commande d'impedance
EP1058384A3 (fr) Circuit d'accord pour deux bandes
EP1146656A3 (fr) Commutateur d'antenne
EP1289060A3 (fr) Antenne réseau à commande de phase pour communications à faible coût
EP0993130A3 (fr) Diversité d'antennes d'émission codées par blocs spatio-temporels pour CDMA
EP1158604A3 (fr) Antenne, dispositif d'antenne et appareil de radiocommunication
MY116300A (en) Monolithic high frequency antenna switch
EP1130770A3 (fr) Réseau radio de faible puissance
CA2153041A1 (fr) Antenne d'emission-reception a elements de croisement inclines
EP0392079A3 (fr) Emetteur-récepteur radio
MY133588A (en) Interference reduction using low complexity antenna array
EP1331732A3 (fr) Système et méthode pour un amplificateur programmable
WO2005046108A3 (fr) Dispositif a ondes acoustiques a fonctionnalite de transmission de donnees numeriques
EP0918427A3 (fr) Appareil de communication sans fil
EP0713196A3 (fr) Systèmes d'affichage électronique
EP0961419A3 (fr) Station de base et procédé de radiocommunication avec réception en diversité
EP0823779A3 (fr) Amplificateur à haute fréquence
EP1289146A3 (fr) Récepteur d'échantillonnage à haute vitesse avec impédance de sortie réduite
EP1204202A3 (fr) Circuit de compensation de température et amplificateur à gain variable
EP0813311A3 (fr) Système de commutation du circuit d'adaptation d'antenne dans un téléphone portable AMRT
EP1184974A3 (fr) Unité d'antenne et circuit de réception
EP0867970A3 (fr) Dispositif radio-émetteur et méthode pour commande de gain du dispositif
WO1998032190A3 (fr) Produit muni d'un volant, comportant un siege et une ceinture de securite ainsi qu'un dispositif de communication avec un transpondeur a bobine de transmission

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

RIN1 Information on inventor provided before grant (corrected)

Inventor name: HOSUR, SRINATH (NMI)

Inventor name: SCHMIDL, TIMOTHY M.

Inventor name: DABAK, GANESH ANAND

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

RIC1 Information provided on ipc code assigned before grant

Free format text: 7H 04L 1/06 A, 7H 04B 7/06 B

17P Request for examination filed

Effective date: 20030123

AKX Designation fees paid

Designated state(s): DE FR GB

17Q First examination report despatched

Effective date: 20030305

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RIN1 Information on inventor provided before grant (corrected)

Inventor name: DABAK, GANESH ANAND

Inventor name: HOSUR, SRINATH

Inventor name: SCHMIDL, TIMOTHY M.

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REF Corresponds to:

Ref document number: 60019830

Country of ref document: DE

Date of ref document: 20050609

Kind code of ref document: P

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

ET Fr: translation filed
26N No opposition filed

Effective date: 20060207

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 16

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20150227

Year of fee payment: 16

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20150126

Year of fee payment: 16

Ref country code: GB

Payment date: 20150126

Year of fee payment: 16

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 60019830

Country of ref document: DE

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20160211

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20161028

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160901

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160229

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160211